def exit(self, result=None):
self._cleanup()
if not self._is_root:
# If not a root section just return the result as-is
return result
# We are a root sections
if IFiber.providedBy(result):
# If the result is a fiber, we initialize and start it
fiber = IFiber(result)
self.descriptor.attach(fiber)
return fiber.start()
if isinstance(result, defer.Deferred):
return result
elif isinstance(result, failure.Failure):
return defer.fail(result)
else:
return defer.succeed(result)
